856  
CDUS43 KLSX 280728  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
228 AM CDT THU AUG 28 2025  
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR AUGUST 27 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1890 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 305 PM 103 1936 86 -5 95  
1983  
MINIMUM 51 229 AM 46 1910 65 -14 74  
AVERAGE 66 76 -10 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.64 1981 0.13 -0.13 0.00  
MONTH TO DATE 0.07 3.59 -3.52 3.22  
SINCE JUN 1 13.29 11.95 1.34 18.96  
SINCE JAN 1 26.55 28.81 -2.26 34.90  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2015 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE JUN 1 1 6 -5 0  
SINCE JUL 1 1 0 1 0  
 
COOLING  
YESTERDAY 1 11 -10 20  
MONTH TO DATE 300 341 -41 280  
SINCE JUN 1 1034 1054 -20 1012  
SINCE JAN 1 1125 1200 -75 1200    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 400 AM  
LOWEST 32 300 PM  
AVERAGE 56  
   
......................................................
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 106 1984  
MINIMUM TEMPERATURE (F) 65 42 1891  
1986  
 
SUNRISE AND SUNSET  
AUGUST 28 2025........SUNRISE 635 AM CDT SUNSET 745 PM CDT  
AUGUST 29 2025........SUNRISE 636 AM CDT SUNSET 743 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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